Make EDIT_UnlockBuffer cope with destroyed windows.

fbc3619c · Dmitry Timoshkov · Alexandre Julliard · 389b039f · fbc3619c
Commit fbc3619c authored Mar 05, 2001 by Dmitry Timoshkov Committed by Alexandre Julliard Mar 05, 2001
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edit.c controls/edit.c +7 -0

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--- a/controls/edit.c
+++ b/controls/edit.c
@@ -2154,6 +2154,13 @@ static void EDIT_SetRectNP(WND *wnd, EDITSTATE *es, LPRECT rc)
 */
 static void EDIT_UnlockBuffer(WND *wnd, EDITSTATE *es, BOOL force)
 {
+    /* Edit window might be already destroyed */
+    if(!IsWindow(wnd->hwndSelf))
+    {
+	WARN("edit wnd %04x already destroyed\n", wnd->hwndSelf);
+	return;
+    }
+
 	if (!es) {
 		ERR("no EDITSTATE ... please report\n");
 		return;